21115663772

素因数分解:

$2^2\times 7^1\times {\mathrm{337}}^1\times {\mathrm{547}}^1\times {\mathrm{4091}}^1$

素因数の和:4986

約数の個数: 48

約数和(自身を含む): 42444450048

約数和(自身を除く): 21328786276

約数列:

[1, 2, 4, 7, 14, 28, 337, 547, 674, 1094, 1348, 2188, 2359, 3829, 4091, 4718, 7658, 8182, 9436, 15316, 16364, 28637, 57274, 114548, 184339, 368678, 737356, 1290373, 1378667, 2237777, 2580746, 2757334, 4475554, 5161492, 5514668, 8951108, 9650669, 15664439, 19301338, 31328878, 38602676, 62657756, 754130849, 1508261698, 3016523396, 5278915943, 10557831886, 21115663772]

約数ペア:

[(1, 21115663772), (2, 10557831886), (4, 5278915943), (7, 3016523396), (14, 1508261698), (28, 754130849), (337, 62657756), (547, 38602676), (674, 31328878), (1094, 19301338), (1348, 15664439), (2188, 9650669), (2359, 8951108), (3829, 5514668), (4091, 5161492), (4718, 4475554), (7658, 2757334), (8182, 2580746), (9436, 2237777), (15316, 1378667), (16364, 1290373), (28637, 737356), (57274, 368678), (114548, 184339)]